Alpha HD Pro Air Spring Kit for Ford F-250 / F-350 Super Duty (2011-2016) — PCB-HP10387-J

The Alpha HD Pro Air Spring Kit for 2011-2016 Ford F-250 and F-350 Super Duty trucks adds internal jounce bumpers for improved ride comfort and suspension protection. These bumpers help prevent harsh bottoming out and allow safe operation at low or zero air pressure when unloaded. The system still provides up to 5,000 lbs of load leveling capacity for towing and hauling stability. Built with heavy-duty brackets and corrosion-resistant hardware, it is engineered for long-term durability in demanding environments. This version is ideal for users who want improved unloaded ride quality without sacrificing towing performance.